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7.5ct Apatite (Heart, 13.2×13.2mm, Green) vs 7.5ct Aquamarine (Heart, 13.93×13.93mm, Light Blue)


Quick summary: When looked from above (face-up position), 7.5ct Aquamarine (13.93×13.93mm, heart cut) appears 11% larger than 7.5ct Apatite (13.2×13.2mm, heart cut). See below how they compare side-by-side on a ring and finger.

7.5ct Apatite (heart cut)
vs
7.5ct Aquamarine (heart cut)
green
 
light blue
13.2×13.2 mm 13.93×13.93 mm
actual size
Actual size of 7.5ct Apatite (heart cut, 13.2×13.2mm, Green color)   Actual size of 7.5ct Aquamarine (heart cut, 13.93×13.93mm, Light Blue color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Green 7.5ct Apatite (heart cut, 13.2×13.2mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Light Blue 7.5ct Aquamarine (heart cut, 13.93×13.93mm) on a right ring and finger
Your settings
Ring
Gold
Skin tone
Light
Ring diameter
16.9 mm
Ring width
3.0 mm
Finger length
64 mm
Finger coverage
79% vs 83%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 7.5ct Apatite Heart (13.2×13.2mm, Green) and 7.5ct Aquamarine Heart (13.93×13.93mm, Light Blue) as they would appear on a ring and finger. Adjust the ring and finger size to get an idea of how these gemstones would look on your finger.

Where to buy?

For certified gemstones, high-end gemstone jewelry, and birthstone jewelry, see Blue Nile

Face-up Size

All things being equal, Apatite will face-up smaller than Aquamarine for a given carat weight, because it has higher specific gravity (3.2 vs. 2.72 - this means it's "heavier" compared to Aquamarine of the same size). Face-up size also depends heavily on the proportions of the cut.

Face-up area is a measure of the size of the gem when viewed from above (as set in a ring). It tells you how big the gem is at the girdle plane.


7.5 Ct Apatite (Heart) 7.5 Ct Aquamarine (Heart)
13.2×13.2 mm vs 13.93×13.93 mm
125.45 mm²   139.71 mm²
Face-up size outline for 7.5ct Aquamarine (13.93×13.93mm, heart cut)
Face-up size outline for 7.5ct Apatite (13.2×13.2mm, heart cut)
7.5ct Apatite Heart (13.2×13.2mm)
7.5ct Aquamarine Heart (13.93×13.93mm)
Difference: 11% (14.26 mm²)
7.5ct Aquamarine (Heart, 13.93×13.93mm) has approx. 11% more face-up area than 7.5ct Apatite (Heart, 13.2×13.2mm).


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